Prime Numbers. A prime number is a whole number greater than 1 that is divisible only by 1 and itself (the remainder is 0). For example the first ten primes as: 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29. For example, the only numbers that divide into 5 are 1, and 5.
Definition of jell. intransitive verb. 1 : to take shape and achieve distinctness : become cohesive. 2 : to come to the consistency of jelly : congeal, set.
A quill is a pen made from a flight feather of a large bird, most often a goose. Quills were used as instruments for writing with ink before the metal dip pen, the fountain pen, and eventually the ballpoint pen came into use. Quill pens were used in medieval times to write on parchment or paper.